20246439

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4783}}^1$

素因数の和:4886

約数の個数: 16

約数和(自身を含む): 28933632

約数和(自身を除く): 8687193

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 4783, 14349, 81311, 243933, 396989, 1190967, 6748813, 20246439]

約数ペア:

[(1, 20246439), (3, 6748813), (17, 1190967), (51, 396989), (83, 243933), (249, 81311), (1411, 14349), (4233, 4783)]